you don't, but you should get permission in order to avoid getting sued. you might also get your facts all messed up if you don't. overall, it is just safer for everyone involved.
i don't know i need it 2 ! =( someone knows?
They didn't need anything. They were free men.
No. A slave is owned by someone else. That is what makes them a slave and they are not paid for their labor. The Supreme Court decided they were property and had no rights. Slaves had to have permission to leave the plantation and didn't need money.
If you want to put someone in charge, then they need to be able to do their job unhindered. Saying "you can do whatever you like as much as you want, no limits. Except you need permission from this person and only after these other people have agreed to let you first" is slighty absurd.
They didn't need to really worry about this because they didn't know how to write.
Yes, you generally need permission to write about someone in a book, especially if it involves revealing personal or private information about them. Failure to obtain permission could lead to legal issues such as defamation or invasion of privacy.
no
Yes, you generally need permission to quote someone in your work to avoid potential copyright infringement.
Yes, you generally need permission to take a picture of someone, as it is considered a violation of their privacy rights.
You do indeed need permission to write an adapted screenplay. This is to make sure you are following the copy rights.
no permission required for that
Yes, you generally need permission to publish a photo of someone, as it is considered their personal image and may be protected by privacy laws.
yes
I know that if you use someone else's lyrics, you need their permission unless you're analyzing them. Yes, to use the poem as lyrics, or in any way, requires permission of the copyright holder.
No
No. Otherwise photographers would need permission for almost every photo they take.
Why would you need to give someone written permission to drive? You would first have to add the person to your insurance as a driver. Giving them written permission doesn't change this requirement.